Patents Assigned to Saitama Medical University
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Publication number: 20190137402Abstract: Provided is a test object visualizing device, including: light irradiating unit configured to make wavelength of at least any one of pump light and Stokes light generated on the same optical path variable per test position of test object, and irradiate test object with pump light and Stokes light; molecule distribution image generating unit configured to detect anti-Stokes light emitted from test object according to wavelength difference between pump light and Stokes light, and generate a molecule distribution image based on anti-Stokes light; tomographic image generating unit configured to detect at least any one of reflected light from test object when irradiated with pump light and reflected light from test object when irradiated with Stokes light, and generate a tomographic image of test object based on the reflected light detected; and image display unit configured to display at least any one of molecule distribution image and tomographic image generated.Type: ApplicationFiled: June 16, 2017Publication date: May 9, 2019Applicant: Saitama Medical UniversityInventor: Masahiro TOIDA
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Patent number: 10213319Abstract: CT images near the pelvis are obtained before surgery, and a three-dimensional model of a pelvis part is created on a computer. The virtual three-dimensional bone model is used to plan an installation position of a guide instrument etc., and a virtual three-dimensional surgical site model including the guide instrument is constructed. Subsequently, during surgery, the guide instrument is installed, and three-dimensional images of a surgical site are obtained, and a measured three-dimensional surgical site model including the guide instrument is obtained. The virtual three-dimensional surgical site model and the measured three-dimensional surgical site model are compared, and an error between an ideal installation position of the guide instrument and an actual installation position of the guide instrument is detected to guide the operator to reduce the error.Type: GrantFiled: August 10, 2013Date of Patent: February 26, 2019Assignees: ARTHRODESIGN, LTD., LEXI CO., LTD., SAITAMA MEDICAL UNIVERSITYInventors: Toshitaka Wakayama, Yukari Kito, Norio Seitoku, Takashi Handa, Toru Yoshizawa
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Publication number: 20180353532Abstract: A double-stranded nucleic acid molecule for suppressing expression of non-coding RNA, the double-stranded nucleic acid molecule including: (a) a sense strand containing a nucleotide sequence corresponding to a target sequence set forth in any one of SEQ ID NOs: 5 to 11 and 26 to 31; and (b) an antisense strand containing a nucleotide sequence which is complementary to the sense strand in the (a) to form a double strand with the sense strand, wherein the non-coding RNA contains a base sequence set forth in any one of SEQ ID NOs: 1 to 4, a part of the base sequence, or both of the base sequence and the part.Type: ApplicationFiled: June 12, 2015Publication date: December 13, 2018Applicant: SAITAMA MEDICAL UNIVERSITYInventors: Satoshi INOUE, Kazuhiro IKEDA, Kuniko INOUE
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Publication number: 20180163278Abstract: A method for detecting a mutation in an amino acid at position 93 of a hepatitis C virus NS5A protein, the method including: synthesizing cDNA using, as a template, hepatitis C virus RNA in a sample; and performing a real-time PCR with a cycling probe method using, as a template, the cDNA; wherein a primer set used in the real-time PCR is a certain primer set; and wherein probes used in the real-time PCR include certain probes.Type: ApplicationFiled: December 11, 2014Publication date: June 14, 2018Applicant: SAITAMA MEDICAL UNIVERSITYInventors: Satoshi MOCHIDA, Yoshihito UCHIDA, Jun-ichi KOUYAMA, Kayoko NAIKI
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Publication number: 20180118835Abstract: This application provides: an antibody which specifically binds to an ALK2 protein and has an activity of inhibiting BMP signal transduction mediated by ALK2; a method for producing the antibody; and a pharmaceutical composition comprising the antibody, for treating and/or preventing ectopic ossification and/or bone dysplasia, anemia, or diffuse intrinsic pontine glioma (DIPG).Type: ApplicationFiled: January 29, 2016Publication date: May 3, 2018Applicants: Saitama Medical University, Daiichi Sankyo Company, LimitedInventors: Takenobu Katagiri, Kenji OSAWA, Sho TSUKAMOTO, Shinnosuke TSUJI, Yoshirou KAWAGUCHI, Kensuke NAKAMURA
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Patent number: 9873920Abstract: The purpose of the present invention is to provide an evaluation method kit for evaluating the risk of onset of diffuse alveolar damage due to such factors as anticancer drug administration. The purpose of the present invention is also to provide a method for evaluating the risk of onset of side effects in anticancer drug treatment. An evaluation method and evaluation kit for evaluating the risk of onset of diffuse alveolar damage, including detecting gene polymorphism present in the MUC4 gene. A method for evaluating the risk of onset of side effect in anticancer drug treatment, including detecting gene polymorphism present in the MUC4 gene of a patient scheduled for anticancer drug administration.Type: GrantFiled: February 27, 2014Date of Patent: January 23, 2018Assignee: SAITAMA MEDICAL UNIVERSITYInventors: Koichi Hagiwara, Hitoshi Miyazawa, Jun Shiihara, Tomoaki Tanaka, Yoshiaki Inoue
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Patent number: 9868934Abstract: The present invention allows a TET1 protein to be more stably expressed in human pluripotent stem cells than in the past by, inter alia, substituting the second amino acid from the amino terminal of a TET1 protein with a different amino acid. Furthermore upon differentiation of said pluripotent stem cells, it is possible to quickly eliminate the expression of, inter alia, NANOG, which is an inhibitor of differentiation and promote the expression of factors related to differentiation by introducing a variant TET1 protein to a pluripotent stem cell. The present invention provides a method for manufacturing pluripotent stem cells with increased differentiation potential, and a substance that is useful to said method.Type: GrantFiled: October 29, 2013Date of Patent: January 16, 2018Assignee: Saitama Medical UniversityInventors: Hidemasa Kato, Yosuke Moriyama, Keiko Hiraki, Akihiko Okuda
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Patent number: 9856304Abstract: Provided are a new peptide, a vector inserting a DNA that codes said peptide, a transformant obtained by transformation with that vector, and applications of said peptide, vector and transformant. The peptide comprises an amino acid sequence set forth in SEQ ID NO: 1, or an amino acid sequence obtained by substituting, deleting or adding one or more amino acids to/from the amino acid sequence set forth in SEQ ID NO: 1. This peptide and the vector inserting a DNA that codes this peptide are suitable for use in an agent for promoting the proliferation of pancreatic hormone-producing cells, or a differentiation induction promoter that induces differentiation to pancreatic hormone-producing cells.Type: GrantFiled: May 23, 2014Date of Patent: January 2, 2018Assignee: SAITAMA MEDICAL UNIVERSITYInventors: Hideo Toyoshima, Yasushi Okazaki, Tomotaka Yokoo, Izumi Sugahara
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Patent number: 9814785Abstract: The invention provides a method for the prophylaxis or treatment of hepatitis C in a mammal with a peptide-bound liposome wherein the peptide contains a partial amino acid sequence having a length of not less than 9 amino acids in the amino acid sequence of hepatitis C virus NS3 protein, has a length of 9 to 11 amino acids, and is capable of inducing cytotoxic T lymphocytes; the liposome contains a phospholipid containing an acyl group having 14 to 24 carbon atoms and one unsaturated bond or a hydrocarbon group having 14 to 24 carbon atoms and one unsaturated bond, and a liposome stabilizer; and the peptide is bound to the surface of the liposome. The invention also provides a cytotoxic T lymphocyte activator containing the peptide-bound liposome, as well as a hepatitis C virus vaccine.Type: GrantFiled: August 20, 2015Date of Patent: November 14, 2017Assignees: Saitama Medical University, Japan as represented by the Director-General of National Institute of Infectious Diseases, NOF CorporationInventors: Toshitaka Akatsuka, Tetsuya Uchida, Maiko Taneichi, Ai Mikuma, Shoichi Yokoyama
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Publication number: 20170182157Abstract: Disclosed is an immunostimulator containing virus-like particles, in which the virus-like particles contain an outer coat protein containing an amino acid sequence selected from the group consisting of SEQ ID No. 1, SEQ ID No. 26, SEQ ID No. 33, SEQ ID No. 35, SEQ ID No. 37, SEQ ID No. 39, SEQ ID No. 41, SEQ ID No. 43 and SEQ ID No. 45; the outer coat protein constitutes an outer coat of the virus-like particles; and the virus-like particles do not substantially contain a genome DNA of SV40.Type: ApplicationFiled: December 22, 2016Publication date: June 29, 2017Applicants: Saitama Medical University, Sysmex CorporationInventors: Hiroshi HANDA, Masaaki KAWANO, Masahiko KATO
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Publication number: 20170151326Abstract: Disclosed is an immunity inducer. The immunity inducer comprises virus like particles; the virus like particles comprise a virus-derived outer coat protein and an antigen-bound protein comprising an exogenous antigen; the outer coat protein constitutes an outer coat of the virus like particles, and the antigen-bound protein is comprised in the outer coat; and the virus like particles induce an immune effect of a living body on the antigen.Type: ApplicationFiled: November 29, 2016Publication date: June 1, 2017Applicants: Saitama Medical University, SYSMEX CORPORATIONInventors: Hiroshi HANDA, Masaaki KAWANO, Masahiko KATO
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Patent number: 9612449Abstract: An axially symmetric polarization conversion element that converts incident light into an axially symmetric polarized beam includes a reflection section having a shape obtained by rotating the cross section of a Fresnel rhomb wave plate along the direction of an optical axis around an axis that is parallel to the optical axis. The axially symmetric polarization conversion element converts the incident light into an axially symmetric polarized beam by utilizing two Fresnel reflections by the reflection section.Type: GrantFiled: February 7, 2013Date of Patent: April 4, 2017Assignees: Saitama Medical University, Utsunomiya UniversityInventors: Toshitaka Wakayama, Toru Yoshizawa, Yukitoshi Otani
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Patent number: 9521953Abstract: A measurement device includes: a light source that generates a pump beam and a Stokes beam; a pulse stretch section that stretches the pulse of the pump beam so that the pulse width of the Stokes beam is shorter than the pulse width of the pump beam; an optical splitter that splits the Stokes beam into two beams; an optical scan section that scans a subject with the pulse-stretched pump beam and one of the two beams split by the optical splitter; a first optical detector that detects an anti-Stokes beam from the subject; a second optical detector that detects an interference beam of the other of the two beams and the Stokes beam reflected by the subject; and a signal processing section that performs an image generation process based on a detection signal from the first optical detector and a detection signal from the second optical detector.Type: GrantFiled: February 26, 2013Date of Patent: December 20, 2016Assignee: Saitama Medical UniversityInventor: Masahiro Toida
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Patent number: 9458210Abstract: An immunological measurement is performed using anti-CTP antibody characterized by recognizing an antigenic determinant included in the polypeptide represented by amino acid numbers 118-132 of SEQ ID NO: 1, and reacting with native Cochlin-tomoprotein (CTP).Type: GrantFiled: April 2, 2012Date of Patent: October 4, 2016Assignee: SAITAMA MEDICAL UNIVERSITYInventors: Tetsuo Ikezono, Satomi Shikaze
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Patent number: 9284557Abstract: A double-stranded nucleic acid molecule including (a) a sense strand which includes a nucleotide sequence corresponding to a target sequence indicated by any one of SEQ ID Nos.: 1 to 21, and (b) an antisense strand which includes a nucleotide sequence complementary to that of the sense strand specified in (a), wherein the double-stranded nucleic acid molecule is for suppressing the expression of at least one of APP and EBAG9 genes.Type: GrantFiled: July 7, 2014Date of Patent: March 15, 2016Assignees: SAITAMA MEDICAL UNIVERSITY, RNAi CO., LTD.Inventors: Satoshi Inoue, Kazuhiro Ikeda
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Publication number: 20160002734Abstract: The purpose of the present invention is to provide an evaluation method kit for evaluating the risk of onset of diffuse alveolar damage due to such factors as anticancer drug administration. The purpose of the present invention is also to provide a method for evaluating the risk of onset of side effects in anticancer drug treatment. An evaluation method and evaluation kit for evaluating the risk of onset of diffuse alveolar damage, including detecting gene polymorphism present in the MUC4 gene. A method for evaluating the risk of onset of side effect in anticancer drug treatment, including detecting gene polymorphism present in the MUC4 gene of a patient scheduled for anticancer drug administration.Type: ApplicationFiled: February 27, 2014Publication date: January 7, 2016Applicant: SAITAMA MEDICAL UNIVERSITYInventors: Koichi HAGIWARA, Hitoshi MIYAZAWA, Jun SHIIHARA, Tomoaki TANAKA, Yoshiaki INOUE
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Publication number: 20150352132Abstract: It is an object of the present invention to provide a novel therapeutic agent for demyelinating disease which has an action to suppress demyelination of nerve axons. According to the present invention, a therapeutic agent for demyelinating disease which comprises cyclic phosphatidic acids, carba-cyclic phosphatidic acids, thia-cyclic phosphatidic acids, or a salt thereof is provided.Type: ApplicationFiled: January 28, 2014Publication date: December 10, 2015Applicants: OCHANOMIZU UNIVERSITY, SAITAMA MEDICAL UNIVERSITYInventors: Kimiko MUROFUSHI, Mari GOTOH, Kei MARUYAMA, Keisuke YOSHIKAWA, Shinji YAMAMOTO
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Publication number: 20150275171Abstract: The present invention allows a TET1 protein to be more stably expressed in human pluripotent stem cells than in the past by, inter alia, substituting the second amino acid from the amino terminal of a TET1 protein with a different amino acid. Furthermore upon differentiation of said pluripotent stem cells, it is possible to quickly eliminate the expression of, inter alia, NANOG, which is an inhibitor of differentiation and promote the expression of factors related to differentiation by introducing a variant TET1 protein to a pluripotent stem cell. The present invention provides a method for manufacturing pluripotent stem cells with increased differentiation potential, and a substance that is useful to said method.Type: ApplicationFiled: October 29, 2013Publication date: October 1, 2015Applicant: Saitama Medical UniversityInventors: Hidemasa Kato, Yosuke Moriyama, Keiko Hiraki, Akihiko Okuda
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Patent number: 8993254Abstract: An entity of a Th2 adjuvant activity in mother's milk has been revealed as coenzyme A by HPLC and mass spectrometry. The followings have been found out that: a risk of developing atopic dermatitis can be evaluated by targeting coenzyme A; and any one of a food and mother's milk with a reduced risk of developing atopic dermatitis can be prepared by removing or inactivating coenzyme A.Type: GrantFiled: October 26, 2010Date of Patent: March 31, 2015Assignee: Saitama Medical UniversityInventors: Sho Matsushita, Takehiro Higashi
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Publication number: 20150045244Abstract: The object of the invention is to find a simple biomarker with high reproducibility with regard to a method for evaluating the activity of the condition and progression of rheumatoid arthritis disease and provide an effective evaluation method therefor. The invention is to provide a method for determining the value of a rheumatoid arthritis-linked indicator in a subject, the method being characterized by comprising a step for measuring the amount of expression of the FAM20A gene in blood collected from the subject, a step for analyzing the measured amount of expression using a gene expression profile that is prepared in advance and correlates with the indicator and a step for estimating the value of the indicator in the subject on the basis of the analysis results.Type: ApplicationFiled: November 17, 2011Publication date: February 12, 2015Applicants: DNA CHIP RESEARCH INC., SAITAMA MEDICAL UNIVERSITY, KEIO UNIVERSITYInventors: Tsutomu Takeuchi, Koichi Amano, Yohei Ishizawa, Seiji Nakamura, Motohiko Tanino, Yuko Hata